LS.6 : Ecological Interactions CFA Review

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population
• Ecosystem
• Community
• Ecosphere

A collection of organisms that make up a community as well as all of the nonliving components of the environment.

• Population

• Community

• Habitat

• Ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Nonliving factor that affects an ecosystem...

• biotic factor
• abiotic factor
• food chain 
• biome

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Living factors or organisms that affect an ecosystem...

• abiotic factors

• species

• trophic level

• biotic factors

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What are the biotic factors in this image?

• sunlight, elephants, grasses

• sunlight, water, oxygen

• elephants, autotrophs, food supply

• precipitation, heterotrophs, soil

Tags

NGSS.MS-LS2-1

What are the abiotic factors in this image?

• water, sunlight, dirt

• birds, plants, predators

• water, plants, parasites

• oxygen, water, grasses

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

An ecosystem contains living and nonliving things.

• True
• False

Tags

NGSS.MS-LS2-3

Which level of ecological organization is composed of many similar ecosystems with the same climate and geographic locations? 

• A community
• A population
• A biome
• A biosphere

The smallest unit of life that can sustain itself is called...

• an organism.
• the biosphere.
• a population.
• a community.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The temperate decisuous forest, the tropical rain forest, the desert, and the tundra are all examples of...

• the biopshere.
• biomes.
• ecosystems.
• communities.